Function connectExec

libchigraph/src/NodeInstance.cpp:186–227

}

Result connectExec(NodeInstance& lhs, size_t lhsConnID, NodeInstance& rhs, size_t rhsConnID) {
	Result res = {};

	assert(&lhs.function() == &rhs.function());

	lhs.module().updateLastEditTime();

	// make sure the connection exists
	if (lhsConnID >= lhs.outputExecConnections.size()) {
		auto execOutputs = nlohmann::json::array();
		for (auto& output : lhs.type().execOutputs()) { execOutputs.push_back(output); }

		res.addEntry("E22", "Output exec connection doesn't exist in node",
		             {{"Requested ID", lhsConnID},
		              {"Node Type", lhs.type().qualifiedName()},
		              {"Node Output Exec Connections", execOutputs}});
	}
	if (rhsConnID >= rhs.inputExecConnections.size()) {
		auto execInputs = nlohmann::json::array();
		for (auto& output : rhs.type().execInputs()) { execInputs.push_back(output); }

		res.addEntry("E23", "Input exec connection doesn't exist in node",
		             {{"Requested ID", lhsConnID},
		              {"Node Type", rhs.type().qualifiedName()},
		              {"Node Input Exec Connections", execInputs}

		             });
	}

	if (!res) { return res; }
	// if we are replacing a connection, disconnect it
	if (lhs.outputExecConnections[lhsConnID].first != nullptr) {
		res += disconnectExec(lhs, lhsConnID);
		if (!res) { return res; }
	}

	// connect it!
	lhs.outputExecConnections[lhsConnID] = {&rhs, rhsConnID};
	rhs.inputExecConnections[rhsConnID].emplace_back(&lhs, lhsConnID);

	return res;
}

Result disconnectData(NodeInstance& lhs, size_t lhsConnID, NodeInstance& rhs) {
	assert(&lhs.function() == &rhs.function());